What’s Vulnerable › Vulnerabilities

CVE-2026-20777

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-03 · updated 2026-06-17
• Weakness: CWE-122

Description

A heap-based buffer overflow vulnerability exists in the Nicolet WFT parsing functionality of The Biosig Project libbiosig 3.9.2 and Master Branch (db9a9a63). A specially crafted .wft file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

Affected products

• The Biosig Project libbiosig: 3.9.2

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2026-2362
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2362

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